EP3282293A4 - Plaque de diffusion composite - Google Patents

Plaque de diffusion composite Download PDF

Info

Publication number
EP3282293A4
EP3282293A4 EP16776296.2A EP16776296A EP3282293A4 EP 3282293 A4 EP3282293 A4 EP 3282293A4 EP 16776296 A EP16776296 A EP 16776296A EP 3282293 A4 EP3282293 A4 EP 3282293A4
Authority
EP
European Patent Office
Prior art keywords
diffusion plate
composite diffusion
composite
plate
diffusion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP16776296.2A
Other languages
German (de)
English (en)
Other versions
EP3282293A1 (fr
Inventor
Junji Watanabe
Masaru Karai
Atsushi Uchida
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kuraray Co Ltd
Original Assignee
Kuraray Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kuraray Co Ltd filed Critical Kuraray Co Ltd
Publication of EP3282293A1 publication Critical patent/EP3282293A1/fr
Publication of EP3282293A4 publication Critical patent/EP3282293A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
    • G02B5/0231—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures the surface having microprismatic or micropyramidal shape
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0043—Inhomogeneous or irregular arrays, e.g. varying shape, size, height
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0012—Arrays characterised by the manufacturing method
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0268—Diffusing elements; Afocal elements characterized by the fabrication or manufacturing method
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133504—Diffusing, scattering, diffracting elements
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface
    • G03B21/62—Translucent screens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
EP16776296.2A 2015-04-08 2016-04-07 Plaque de diffusion composite Withdrawn EP3282293A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015078995 2015-04-08
PCT/JP2016/001943 WO2016163125A1 (fr) 2015-04-08 2016-04-07 Plaque de diffusion composite

Publications (2)

Publication Number Publication Date
EP3282293A1 EP3282293A1 (fr) 2018-02-14
EP3282293A4 true EP3282293A4 (fr) 2018-12-05

Family

ID=57072030

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16776296.2A Withdrawn EP3282293A4 (fr) 2015-04-08 2016-04-07 Plaque de diffusion composite

Country Status (7)

Country Link
US (1) US10877188B2 (fr)
EP (1) EP3282293A4 (fr)
JP (1) JP6778179B2 (fr)
KR (1) KR102026005B1 (fr)
CN (1) CN107430220B (fr)
TW (1) TWI709766B (fr)
WO (1) WO2016163125A1 (fr)

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FR3046826B1 (fr) 2016-01-15 2018-05-25 Arkema France Structure tubulaire multicouche possedant une meilleure resistance a l'extraction dans la bio-essence et son utilisation
TWI648570B (zh) * 2017-07-20 2019-01-21 宏達國際電子股份有限公司 光學透鏡、光學系統及製作光學透鏡的方法
US10670778B2 (en) 2017-07-20 2020-06-02 Htc Corporation Optical lens, optical system and method of manufacturing optical lens
JP2019124786A (ja) * 2018-01-15 2019-07-25 恵和株式会社 拡散シート、バックライトユニット及び液晶表示装置
EP3757628B1 (fr) * 2018-02-22 2023-10-11 Kuraray Co., Ltd. Plaque de diffusion
US10880467B2 (en) * 2018-06-25 2020-12-29 Omnivision Technologies, Inc. Image sensors with phase detection auto-focus pixels
DE102018120725A1 (de) * 2018-08-24 2020-02-27 Sick Ag Optisches Strahlformungselement, Lichtsenderanordnung und optoelektronische Sensoranordnung
CN110865509B (zh) * 2018-08-27 2022-01-04 深圳光峰科技股份有限公司 投影屏幕及其制造方法
JP7493317B2 (ja) * 2018-09-21 2024-05-31 デクセリアルズ株式会社 光拡散板、画像表示装置及び照明装置
CN111077722B (zh) 2018-10-18 2022-03-25 深圳光峰科技股份有限公司 投影屏幕及其加工方法
US10914875B1 (en) 2019-07-31 2021-02-09 Lumenco, Llc Multi-faceted diffuser providing specific light distributions from a light source
US11808956B2 (en) * 2019-07-31 2023-11-07 Lumenco, Llc Diffuser combining a multi-faceted surface and a lens-covered surface to provide specific light distributions
CN110850599A (zh) * 2019-08-19 2020-02-28 上海鲲游光电科技有限公司 红外泛光照明组件
JP7567809B2 (ja) * 2019-12-03 2024-10-16 ソニーグループ株式会社 画像表示装置
JP7343384B2 (ja) * 2019-12-20 2023-09-12 デクセリアルズ株式会社 ロール金型製造方法、ロール金型製造装置およびプログラム
JP7413001B2 (ja) * 2019-12-20 2024-01-15 デクセリアルズ株式会社 ロール金型製造方法、ロール金型製造装置およびプログラム
KR102439662B1 (ko) 2020-08-11 2022-09-05 주식회사 나무가 무작위 패턴을 가지는 마이크로 렌즈 어레이 및 그 제조방법
CN111983735B (zh) * 2020-08-25 2025-01-10 宁波舜宇奥来技术有限公司 一种光扩散器
DE112021005784T5 (de) 2020-11-03 2024-02-15 Nalux Co., Ltd. Diffusor und diesen aufweisendes optisches system
JP7779854B2 (ja) * 2020-11-17 2025-12-03 株式会社クラレ マイクロアレイ型拡散板
JP7853959B2 (ja) * 2021-04-08 2026-04-30 日本板硝子株式会社 照明装置、レンズ、拡散素子とレンズのセットおよび走行体
DE102021113573A1 (de) 2021-05-26 2022-12-01 OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung Hinterleuchtungseinheit
CN116027471A (zh) * 2021-10-25 2023-04-28 宁波舜宇车载光学技术有限公司 扩散板及显示设备
JP7355963B1 (ja) 2023-07-22 2023-10-03 テクノエイト株式会社 エンボス成形金型の加工方法

Citations (4)

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Publication number Priority date Publication date Assignee Title
WO2002010804A1 (fr) * 2000-07-31 2002-02-07 Rochester Photonics Corporation Ecrans de structure pour diffusion regulee de lumiere
US20050122591A1 (en) * 1999-02-23 2005-06-09 Parker Jeffery R. Light redirecting films and film systems
WO2010032903A1 (fr) * 2008-09-18 2010-03-25 Cheil Industries Inc. Film de diffusion ayant un motif de microlentille et un motif gaufré
US20110019128A1 (en) * 2008-03-27 2011-01-27 Sharp Kabushiki Kaisha Optical member, lighting device, display device, television receiver and manufacturing method of optical member

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US6835535B2 (en) 2000-07-31 2004-12-28 Corning Incorporated Microlens arrays having high focusing efficiency
US6859326B2 (en) * 2002-09-20 2005-02-22 Corning Incorporated Random microlens array for optical beam shaping and homogenization
WO2005078511A1 (fr) 2004-02-04 2005-08-25 Microvision, Inc. Affichage frontal a balayage et systemes et procedes associes
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KR100842598B1 (ko) 2006-09-15 2008-07-01 엘지전자 주식회사 마이크로 렌즈 어레이를 이용한 스크린 및 디스플레이 장치
WO2008061125A1 (fr) * 2006-11-15 2008-05-22 3M Innovative Properties Company Affichages rétroéclairés présentant un éclairage extrêmement uniforme
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WO2009116458A1 (fr) 2008-03-18 2009-09-24 積水化学工業株式会社 Élément optique, unité de source de lumière et dispositif d'affichage à cristaux liquides comportant l'élément optique
JP5131166B2 (ja) 2008-11-20 2013-01-30 凸版印刷株式会社 Ｅｌ素子
KR101617485B1 (ko) 2008-12-05 2016-05-02 도판 인사츠 가부시키가이샤 광학 부품, 조명 장치 및 표시 장치
NL2002432C2 (en) * 2009-01-20 2010-07-21 Omt Solutions Beheer B V Diffusing device for diffusing light, and safety-glass panel, light source and greenhouse comprising diffusing device.
JP5498027B2 (ja) * 2009-01-30 2014-05-21 株式会社ジロオコーポレートプラン 液晶表示装置用光学シート及びこれを用いたバックライトユニット
JP2010250037A (ja) 2009-04-15 2010-11-04 Toppan Printing Co Ltd 光学部品、バックライトユニット及びディスプレイ装置
TWI391745B (zh) * 2009-10-13 2013-04-01 Chi Mei Corp Microstructure optical plate and its marking manufacturing method
JP5810481B2 (ja) * 2010-06-29 2015-11-11 凸版印刷株式会社 光学シート、バックライトユニット、表示装置、及び光学シート製造用金型
JP6049980B2 (ja) * 2010-09-16 2016-12-21 住友化学株式会社 防眩フィルム
WO2012117495A1 (fr) 2011-02-28 2012-09-07 パイオニア株式会社 Élément optique, dispositif d'affichage tête haute, et procédé pour fabriquer un élément optique
JP2013073819A (ja) * 2011-09-28 2013-04-22 Toppan Printing Co Ltd 光学シート、バックライトユニット及び液晶表示装置
JP5048154B1 (ja) 2011-12-21 2012-10-17 パイオニア株式会社 画像表示装置
WO2014005612A1 (fr) * 2012-07-01 2014-01-09 Barco N.V. Optiques de projecteur
JP2014092662A (ja) * 2012-11-02 2014-05-19 Sharp Corp 表示装置および表示装置の製造方法
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Publication number Priority date Publication date Assignee Title
US20050122591A1 (en) * 1999-02-23 2005-06-09 Parker Jeffery R. Light redirecting films and film systems
WO2002010804A1 (fr) * 2000-07-31 2002-02-07 Rochester Photonics Corporation Ecrans de structure pour diffusion regulee de lumiere
US20110019128A1 (en) * 2008-03-27 2011-01-27 Sharp Kabushiki Kaisha Optical member, lighting device, display device, television receiver and manufacturing method of optical member
WO2010032903A1 (fr) * 2008-09-18 2010-03-25 Cheil Industries Inc. Film de diffusion ayant un motif de microlentille et un motif gaufré

Non-Patent Citations (1)

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Title
See also references of WO2016163125A1 *

Also Published As

Publication number Publication date
CN107430220A (zh) 2017-12-01
EP3282293A1 (fr) 2018-02-14
KR102026005B1 (ko) 2019-09-26
US10877188B2 (en) 2020-12-29
KR20170129926A (ko) 2017-11-27
CN107430220B (zh) 2021-03-09
JP6778179B2 (ja) 2020-10-28
US20180113240A1 (en) 2018-04-26
TW201643474A (zh) 2016-12-16
JPWO2016163125A1 (ja) 2018-02-01
WO2016163125A1 (fr) 2016-10-13
TWI709766B (zh) 2020-11-11

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